package com.example.demo;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.web.HttpMessageConverters;
import org.springframework.cloud.client.circuitbreaker.EnableCircuitBreaker;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.context.annotation.Bean;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.web.client.RestTemplate;

import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;

@SpringBootApplication
@EnableEurekaClient
@EnableCircuitBreaker
public class HystrixApplication {

	public static void main(String[] args) {
		SpringApplication.run(HystrixApplication.class, args);
	}
	@Bean
	@LoadBalanced 
	public RestTemplate restTemplate() {
		return new RestTemplate();
	}
	/**
	 * 设置使用fastjson返回数据
	 * @return
	 */
	@Bean
	public HttpMessageConverters fastJsonMessageComverter() {
		FastJsonHttpMessageConverter fastJsonHttp = new FastJsonHttpMessageConverter();
		FastJsonConfig fastJsonConfig = new FastJsonConfig();
		fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat);
		fastJsonHttp.setFastJsonConfig(fastJsonConfig);
		HttpMessageConverter<?> converter = fastJsonHttp;
		return new HttpMessageConverters(converter);
	}
}
